Some basic tests for RBLView

Rebel.xcodeproj/project.pbxproj

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+		D0723FE015C60E94004DBDC7 /* RBLViewTests.m in Sources */ = {isa = PBXBuildFile; fileRef = D0723FDF15C60E94004DBDC7 /* RBLViewTests.m */; };
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 			children = (
 				D0723FDB15C60846004DBDC7 /* NSColor+RBLAdditionsTests.m */,
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 				D0723FDC15C60846004DBDC7 /* NSColor+RBLAdditionsTests.m in Sources */,
+				D0723FE015C60E94004DBDC7 /* RBLViewTests.m in Sources */,
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RebelTests/RBLViewTests.m

@@ -0,0 +1,47 @@
+//
+//  RBLViewTests.m
+//  Rebel
+//
+//  Created by Justin Spahr-Summers on 2012-07-29.
+//  Copyright (c) 2012 GitHub. All rights reserved.
+//
+
+SpecBegin(RBLView)
+
+	__block RBLView *view;
+
+	before(^{
+		view = [[RBLView alloc] initWithFrame:NSZeroRect];
+		expect(view).notTo.beNil();
+	});
+
+	it(@"should be layer-backed", ^{
+		expect(view.layer).notTo.beNil();
+		expect(view.wantsLayer).to.beTruthy();
+	});
+
+	it(@"should match documented defaults", ^{
+		expect(view.backgroundColor).to.beNil();
+		expect(view.opaque).to.beFalsy();
+		expect(view.clearsContextBeforeDrawing).to.beTruthy();
+		expect(view.layerContentsRedrawPolicy).to.equal(NSViewLayerContentsRedrawNever);
+	});
+
+	it(@"should get the backgroundColor of its backing layer", ^{
+		view.layer.backgroundColor = CGColorGetConstantColor(kCGColorWhite);
+	
+		NSColor *color = view.backgroundColor;
+		expect(color).notTo.beNil();
+		expect(color.whiteComponent).to.beCloseTo(1.0);
+		expect(color.alphaComponent).to.beCloseTo(1.0);
+	});
+
+	it(@"should set the backgroundColor of its backing layer", ^{
+		view.backgroundColor = [NSColor redColor];
+
+		CGColorRef layerColor = view.layer.backgroundColor;
+		expect(layerColor).notTo.beNil();
+		expect(CGColorEqualToColor(layerColor, [NSColor redColor].rbl_CGColor)).to.beTruthy();
+	});
+
+SpecEnd